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<?php
declare (strict_types=1);
namespace Drupal\Tests\Core\Form;
use Drupal\Component\Serialization\Json;
use Drupal\Core\Form\FormHelper;
use Drupal\Tests\UnitTestCase;
class FormHelperTest extends UnitTestCase {
public function testRewriteStatesSelector() {
$value = [
'value' => 'medium',
];
$form['foo']['#states'] = [
'visible' => [
'select[name="fields[foo-id][settings_edit_form][settings][image_style]"]' => $value,
],
];
FormHelper::rewriteStatesSelector($form, 'fields[foo-id][settings_edit_form]', 'options');
$expected_selector = 'select[name="options[settings][image_style]"]';
$this
->assertSame($form['foo']['#states']['visible'][$expected_selector], $value, 'The #states selector was not properly rewritten.');
$form = [];
$form['bar']['#states'] = [
'visible' => [
[
':input[name="menu[type]"]' => [
'value' => 'normal',
],
],
[
':input[name="menu[type]"]' => [
'value' => 'tab',
],
],
':input[name="menu[type]"]' => [
'value' => 'default tab',
],
],
'disabled' => [
'[name="menu[options][dependee_1]"]' => [
'value' => 'ON',
],
[
[
'[name="menu[options][dependee_2]"]' => [
'value' => 'ON',
],
],
[
'[name="menu[options][dependee_3]"]' => [
'value' => 'ON',
],
],
],
[
[
'[name="menu[options][dependee_4]"]' => [
'value' => 'ON',
],
],
'xor',
[
'[name="menu[options][dependee_5]"]' => [
'value' => 'ON',
],
],
],
],
];
$expected['bar']['#states'] = [
'visible' => [
[
':input[name="options[type]"]' => [
'value' => 'normal',
],
],
[
':input[name="options[type]"]' => [
'value' => 'tab',
],
],
':input[name="options[type]"]' => [
'value' => 'default tab',
],
],
'disabled' => [
'[name="options[options][dependee_1]"]' => [
'value' => 'ON',
],
[
[
'[name="options[options][dependee_2]"]' => [
'value' => 'ON',
],
],
[
'[name="options[options][dependee_3]"]' => [
'value' => 'ON',
],
],
],
[
[
'[name="options[options][dependee_4]"]' => [
'value' => 'ON',
],
],
'xor',
[
'[name="options[options][dependee_5]"]' => [
'value' => 'ON',
],
],
],
],
];
FormHelper::rewriteStatesSelector($form, 'menu', 'options');
$this
->assertSame($expected, $form, 'The #states selectors were properly rewritten.');
}
public function testProcessStates($elements, $key) {
$json = Json::encode($elements['#states']);
FormHelper::processStates($elements);
$this
->assertEquals([
'core/drupal.states',
], $elements['#attached']['library']);
$this
->assertEquals($json, $elements[$key]['data-drupal-states']);
}
public static function providerElements() {
return [
[
[
'#type' => 'date',
'#states' => [
'visible' => [
':input[name="toggle_me"]' => [
'checked' => TRUE,
],
],
],
],
'#attributes',
],
[
[
'#type' => 'item',
'#states' => [
'visible' => [
':input[name="foo"]' => [
'value' => 'bar',
],
],
],
],
'#wrapper_attributes',
],
];
}
}